# Copyright 2017 the Arraymancer contributors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

proc check_elementwise*[T,U](a:CudaTensor[T], b:CudaTensor[U])  {.noSideEffect, inline.}=
  ## Check if element-wise operations can be applied to 2 Tensors
  if unlikely(a.shape != b.shape):
    raise newException(ValueError, "Both Tensors should have the same shape.\n Left-hand side has shape " &
                                   $a.shape & " while right-hand side has shape " & $b.shape)